... 64MB of memory, and GB of disk space On newer computers the performance of the operating system is extremely fast The list below gives some idea of the capabilities, but complete lists of supported ... list of some of the more important directories follows with a brief description of each Most users have their home directories under the ’/home’ directory Most of the other directories are of interest ... includes many of the applications that would be desired by the average user Most of the listed applications are free, with the exception of the games Many of these packages are a standard part of Linux...
Ngày tải lên: 22/12/2013, 20:17
... basics 11 plane Two particular cases of the general state of deformations described above are the state of plane stress and the state of plane strain In a state of plane stress, as the name suggests, ... state of stress/strain that is setup in each of the two cases Solution: The loading and geometry of Fig 1.9 (a) show that the stresses and strains will be planar because of the thin condition of ... review of the main tools enabling stiffness/compliance characterization of MEMS as it lays the foundation of further developments in this book Included are basic topics from mechanics of materials...
Ngày tải lên: 13/02/2014, 08:20
Báo cáo Y học: Enzymic properties of recombinant BACE2 pdf
... (PB1-T1), and the mature form of BACE2-T1 (B2-T1) (A) SDS/PAGE of PB2-T1 (B) SDS/ PAGE of PB2-T1/PB1-T1 (C) SDS/PAGE of PB1-T1 Ó FEBS 2002 Enzymatic properties of BACE2 (Eur J Biochem 269) 5673 ... site of notch [29]; APP-a, a-secretase cleavage site of APP; APP-b, b-secretase cleavage site of APP; swAPP-b, b-secretase cleavage site of Swedish APP; APP-c, c-secretase cleavage site of APP; ... new type of aspartic protease in spite of the conservation of two active-site aspartic acid residues in D(T/S)G motifs and the high degree of homology to BACE1 [10] Thermostability of the secondary...
Ngày tải lên: 17/03/2014, 10:20
MECHANICAL PROPERTIES OF STRUCTURAL STEELS pdf
... “disclosure of that information would inhibit the voluntary provision of that type of information” (15 USC 7306c) In addition, a substantial portion of the evidence collected by NIST in the course of ... documentation of the Investigation findings and the means by which these technical results were achieved As such, it is part of the archival record of this Investigation The titles of the full set of Investigation ... measured yield strengths of of 24 perimeter column samples are lower than the specified minimum This probably occurred from a combination of the natural variability of steel properties, and small...
Ngày tải lên: 01/04/2014, 00:20
Báo cáo hóa học: " Electrical properties of lead-free " pdf
... Effect of Li substitution on the piezoelectric properties of potassium sodium niobate ceramics Jpn J Appl Phys 2005, 44:6136 Figure XRD patterns of 0.98NKN-0.02BZT ceramics Figure XRD patterns of ... electrical properties (d33 = 70 pC/N, kp = 25%) due to the difficulty of getting a high density of pure NKN ceramics [7] To compensate for these problems, NKN-based ceramics (e.g., solid solutions of ... piezoelectric properties (d33 is approximately 236 pC/N) and ferroelectric properties (Pr is approximately 13 to 18 µC/cm2) BZT has the advantage of exhibiting improved piezoelectric properties...
Ngày tải lên: 20/06/2014, 23:20
báo cáo hóa học:" Effects of ZnO nanoparticulate addition on properties of PMNT ceramics" pdf
... boundary of added ZnO contributing to crack deflection into grain bulk which caused a higher occurrence of transgranular fracture in large grains Mechanical properties of the ceramics in terms of Vickers ... values of ceramics with further increasing of ZnO content (0.1 to 1.0 wt.%) were believed to be due to the presence of micropores at grain boundaries of the ceramics Hysteresis loops of PMNT/ZnO ... evaluated and listed in Table Because of the temperature and field dependence of ferroelectric properties of ceramics, these -4- parameters were normalized in the form of Pr/Pmax and Ec/Emax values [18]...
Ngày tải lên: 21/06/2014, 17:20
Steady state transport properties of anharmonic systems
... TRANSPORT PROPERTIES OF ANHARMONIC SYSTEMS JUZAR THINGNA M Sc., University of Pune, India A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF PHYSICS NATIONAL UNIVERSITY OF SINGAPORE ... Off-diagonal elements of the matrix D 147 B.2 Diagonal elements of the matrix D 148 v Summary The study of transport, in anharmonic systems, has been one of the most challenging ... order reduced density matrix of the system V′ Real part of the derivative of transition rate with respect to energy difference ∆ V ′′ Imaginary part of the derivative of transition rate with respect...
Ngày tải lên: 08/09/2015, 19:35
Báo cáo hóa học: "Research Article Total Stability Properties Based on Fixed Point Theory for a Class of Hybrid Dynamic Systems" pdf
... delays 8–10 An important class of hybrid systems of wide presence in technological applications like telecommunication, teleoperation, or control of continuous systems by discrete controllers ... and of a dynamic nature Those dynamic systems consist of two coupled parts, one being of a continuoustime nature being modeled by an ordinary differential equation and the other one being of a ... investigation of the robust stability of Σ (i.e., that of 2.1 and 2.2 with dynamic state disturbances 2.3 and 2.4 ) subject to the set of constraints C For this purpose, the state-trajectory of Σ at...
Ngày tải lên: 21/06/2014, 20:20
Báo cáo hóa học: " Research Article About K-Positivity Properties of Time-Invariant Linear Systems Subject to Point Delays" pdf
... subset of zero measure of + [−h,0]; that is, it consists of a finite set of bounded discontinuities so that it is of support of zero measure, (3) ϕ(3) : [−h,0] → Rn is either null or impulsive of ... nonlinearities within a class of differential constraints with related positivity properties Also, the properties of controllability and reachability as well as the stability of positive systems using 2D discrete ... stability of positive systems with differential constraints,” International Journal of Control, vol 73, no 3, pp 210–218, 2000 [18] T Kaczorek, “Neural networks of positive systems, ” in Proceedings of...
Ngày tải lên: 22/06/2014, 18:20
FOAMING PROPERTIES OF PROTEINS.pdf
... summary of the independent parameters the modified foaming apparatus FOAMING PROPER TIES used far experi- Nature Fixed Diameter Porosity Volume Volume Mass of of sparging disc of sparging disc of ... = Tw Did = = percent of gas initially in 70 ml of foam (gas Flow Rate) - ml/min of nitrogen time to fill the column with foam volume of liquid in the foam initially volume of liquid drained from ... characteristics of protein i.e the foaming capacity of protein and the stability and strength of the foam Foaming ability i.e Gi denotes the amount of gas retained in the foam reflecting the potential of...
Ngày tải lên: 16/12/2012, 15:10
Tài liệu Psychometric properties of the quality of life scale Child Health and Illness Profile-Child Edition in a combined analysis of five atomoxetine trials pdf
... sub-domain (item 1: ‘‘How often does your child have a lot of fun?’’ and item 4: ‘‘How often does your child feel happy?’’) The items of the SPS sub-domain Psychometric properties of the CHIP-CE composed ... discussion of the impact of ADHD on QoL as measured by the CHIP-CE can be found elsewhere (Escobar et al 2005, 2010) Internal psychometric properties of the CHIP-CE Missing values The proportion of CHIP-CE ... sub-domains of the CHIP-CE versus ADHD-RS total score were low (\0.4) (e.g., CHIP-CE The objective of this combined analysis was to evaluate the psychometric properties of the CHIP-CE in a sample of children...
Ngày tải lên: 12/02/2014, 19:20
Tài liệu Báo cáo khoa học: Understanding the binding properties of an unusual metal-binding protein ) a study of bacterial frataxin pdf
... concomitant appearance of other signals in other parts of the spectrum This result could be a consequence of the paramagnetic properties of Fe(II), or it might arise from the presence of an intermediate ... Superimpositions of a reference [1H,15N] HSQC spectrum of CyaY (blue) with a spectrum (red) of a : mixture of CyaY ⁄ Gd3+ (A), a : mixture of CyaY ⁄ Lu3+ (B), and a : mixture of CyaY ⁄ Ca2+ (C) ... Pastore et al Metal-binding properties of CyaY A B N C N C Fig Perturbations of the NMR spectra caused by different ions (A) Summary of the residues affected by the addition of different ions Residues...
Ngày tải lên: 18/02/2014, 16:20
Tài liệu Báo cáo Y học: Kinetic properties of bifunctional 6-phosphofructo-2-kinase/ fructose-2,6-bisphosphatase from spinach leaves pdf
... the ratio of 6PF2K activity to Fru-2,6-P2ase activity of the smaller form of the bifunctional enzyme was far lower than that of the larger form of the enzyme [11] This is reminiscent of the enzyme ... vivo concentration of each of these metabolites and of Pi, as discussed previously [1] In conclusion, the kinetic properties of the recombinant enzyme are in agreement with those of the enzyme isolated ... demonstrable effects of proteolysis on the kinetic characteristics of the component activities of the enzyme compromise the evidence on which our current understanding of the regulation of photosynthetic...
Ngày tải lên: 22/02/2014, 04:20
Báo cáo khoa học: Ion-binding properties of Calnuc, Ca2+ versus Mg2+ – Calnuc adopts additional and unusual Ca2+-binding sites upon interaction with G-protein pdf
... expression of two isoforms of Calnuc Isoform of Calnuc in mammals evolved as a separate group, along with Calnuc from Gallus The phylogram thus shows a clear, distinct and early evolutionary pattern of ... each injection as a function of the concentration of CaCl2 Nonlinear least square fitting of the ITC data from the bottom trace of Fig 2A fit best into a ‘one set of sites’ model As shown in Table ... relationship of Calnuc Fig On the basis of the MSA of Calnuc, the organisms can be conveniently grouped as nonmammals or lower organisms and mammals Among mammals, two different isoforms of Calnuc...
Ngày tải lên: 07/03/2014, 00:20
Báo cáo khoa học: Structure analysis of the flavoredoxin from Desulfovibrio vulgaris Miyazaki F reveals key residues that discriminate the functions and properties of the flavin reductase family pdf
... of the logarithms of the concentration ratios for oxidized and reduced forms of the mediator versus that of recombinant avoredoxin Reduction titration of avoredoxin by NAD(P)H The reduction of ... both of which confer reduction of a avin by receiving electrons from NADH or NADPH; however, these activities of avoredoxin were much lower than those of A fulgidus FeR The FeR activity of A ... Figure shows the results of linear regression analysis of the logarithms for the redox ratio of the mediator versus that of recombinant avoredoxin The redox potential of oxidized avoredoxin reduced...
Ngày tải lên: 07/03/2014, 02:20
Báo cáo khoa học: Crystal structure and enzymatic properties of a bacterial family 19 chitinase reveal differences from plant enzymes pdf
... mg of ChiG per liter of culture) Tests with several substrates showed that removal of the His tag by tobacco etch virus NIa protease (TEV-protease) did not affect the catalytic properties of ... hypothesis is not confirmed by the present analysis of enzymatic properties of ChiG, or by our analysis of the ChiG and ChiC structures Despite the deletion of the B-loop, the two putative catalytic residues ... the exploitation of chitinous substrates as a source of nutrition Production of multiple enzymes with varying properties (endo-action or exo-action, processive or not, presence of additional substrate-binding...
Ngày tải lên: 07/03/2014, 11:20
Báo cáo khoa học: The influence of cold shock proteins on transcription and translation studied in cell-free model systems pdf
... regulation of these processes However, it has also been suggested that inhibition of protein synthesis is the effect of unspecic binding of CSPs to ssRNA or ssDNA [5,6] Using complex cellular systems ... the presence of the equivalent amount of BSA in the according buffer a distinct band of transcription product was also present as a small amount of undigested plasmid The addition of CSP resulted ... in buffer B Fig Inuence of CSPs on the in vitro translation of CAT Activity level of CAT after in vitro translation of mRNA transcribed from pET14bCAT in the presence of mgặmL)1 BSA (control),...
Ngày tải lên: 07/03/2014, 21:20
Báo cáo Y học: Properties of group I allergens from grass pollen and their relation to cathepsin B, a member of the C1 family of cysteine proteinases pdf
... wall extension [17] A similarity of the C-terminal region of expansins to CBDs of bacterial cellulases was further suggested on the basis of conserved spacing of Trp residues [40] As shown in ... FEBS 2002 Proteolytic properties of grass group I allergens (Eur J Biochem 269) 2091 REFERENCES Petersen, A., Becker, W.M & Schlaak, M (1994) Epitope analysis of isoforms of the major allergen ... detection of significant similarity to a variety of cysteine proteinases, which could be confirmed by the IMPALA BLOCKS homology search tool On the basis of these results, a full-length alignment of two...
Ngày tải lên: 08/03/2014, 22:20